*Update 6/6/16* - All reports of impacts to email sends and links have been resolved. Our Operations team worked closely with our DNS host to reconcile the identified issue and began correcting itself through various regions over the weekend. This has now been reconciled globally. Please submit a new support ticket should you still encounter any items in need of our team's attention.
Original Message: 6/4/16
We are investigating reports of issues impacting email sends and links for some customers. This is a high priority issue for us and our Operations team is working to resolve asap. We have confirmed that the issue has been resolved for some customers, but we are still receiving reports of issues that we are investigating.